<!DOCTYPE html>
<html>
<head>
    <title><?php echo $title; ?></title>
    <style>
        body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 20px;
            line-height: 1.6;
        }
        .container {
            max-width: 800px;
            margin: 0 auto;
            padding: 20px;
            background-color: #f5f5f5;
            border-radius: 5px;
        }
        h1 {
            color: #333;
        }
        .message {
            padding: 10px;
            background-color: #e9f7ef;
            border-left: 4px solid #2ecc71;
            margin-bottom: 20px;
        }
        .links {
            margin-top: 20px;
        }
        .links a {
            display: inline-block;
            margin-right: 10px;
            padding: 8px 16px;
            background-color: #3498db;
            color: white;
            text-decoration: none;
            border-radius: 4px;
        }
        .links a:hover {
            background-color: #2980b9;
        }
    </style>
</head>
<body>
    <div class="container">
        <h1><?php echo $title; ?></h1>
        
        <div class="message">
            <?php echo $message; ?>
        </div>
        
        <div class="links">
            <a href="/users">查看用户列表</a>
        </div>
    </div>
</body>
</html>